Copy stable/11@r303970 to releng/11.0 as part of the 11.0-RELEASE
cycle.

Prune svn:mergeinfo from the new branch, and rename it to RC1.

Update __FreeBSD_version.

Use the quarterly branch for the default FreeBSD.conf pkg(8) repo and
the dvd1.iso packages population.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

Copy head@r302406 to stable/11 as part of the 11.0-RELEASE cycle.
Prune svn:mergeinfo from the new branch, as nothing has been merged
here.

Additional commits post-branch will follow.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

Fix a bug where the wrong argument was passed to SET_FLOAT_WORD().
This bug results in a type mismatch that happens to be harmless
because of the way SET_FLOAT_WORD() works.

Submitted by: bde

s/rcsid/__FBSDID/

Implement nexttowardf. This is used on both platforms with 11-bit
exponents and platforms with 15-bit exponents for long doubles.